Bottle cap



FIG. 1 is a top plan view of a bottle cap showing my new design;

FIG. 2 is a side elevational view thereof looking from the left side;

FIG. 3 is a front elevational view, the reverse side being the obverse of the front side;

FIG. 4 is a side elevational view, looking from the right side; and

FIG. 5 is a bottom plan view. 

The ornamental design for a bottle cap, substantially as shown and described. 